Fatal error: Uncaught Error: Interface 'Laminas\Http\Header\MultipleHeaderInterface' not found in /home/esecureh/public_html/magdemo/vendor/laminas/laminas-http/src/Header/ContentSecurityPolicy.php:20 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/laminas/laminas-http/src/Header/ContentSecurityPolicy.php on line 20